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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package math
import (
"github.com/apache/arrow-go/v18/arrow/array"
)
{{$def := .D}}
{{with .In}}
type {{.Name}}Funcs struct {
sum func(a *array.{{.Name}}) {{.Type}}
}
var (
{{.Name}} {{.Name}}Funcs
)
// Sum returns the summation of all elements in a.
func (f {{.Name}}Funcs) Sum(a *array.{{.Name}}) {{.Type}} {
if a.Len() == 0 {
return {{.Type}}(0)
}
return f.sum(a)
}
func sum_{{.Type}}_go(a *array.{{.Name}}) {{.Type}} {
acc := {{.Type}}(0)
for _, v := range a.{{.Name}}Values() {
acc += v
}
return acc
}
{{end}}
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